OpenTechnical

OT-2026-000083324

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000083324) never changes.

Identity and time

Publication numberOT-2026-000083324 · never reused
Internal UUID01a0ae97-c964-7d26-b789-d4c4e92bde7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083324
StatusPUBLIC

Content hashes

Canonical texte7511b8c65c6a377a2f782ec0d34b1bfe32ee53d8801aae0175ffdd8fcba95f4
Markdownd2e989ae19a0d4e96bf8b972b0a05e6f1faf065467343d982e22daca33d0fee8
PDF
Publication pageba4cd55a5e0bc19f81903ffb15ea994f05c240178b571343a88052c2c1498984
Manifest651a3f25539eb355c89a31db027933aacf965a6d47e0b4d173c4775348f9dc94

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature4YSF3+82xSuPmJmURlL9oDelsHNe7FaA4caBLl89jZ3E5naiom1ZulJiodKxBNscJwODO6N0LejY7aAYt0V3Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:00:35.398610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083324
observed ba4cd55a5e0bc19f81903ffb15ea994f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:35.380828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083324/manifest.json
observed 651a3f25539eb355c89a31db027933aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:35.361127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083324/publication.md
observed d2e989ae19a0d4e96bf8b972b0a05e6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:35.343322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083324/publication.txt
observed e7511b8c65c6a377a2f782ec0d34b1bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.306751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083324
observed ba4cd55a5e0bc19f81903ffb15ea994f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.290248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083324/manifest.json
observed 651a3f25539eb355c89a31db027933aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.273322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083324/publication.md
observed d2e989ae19a0d4e96bf8b972b0a05e6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:43.256315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083324/publication.txt
observed e7511b8c65c6a377a2f782ec0d34b1bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.