OpenTechnical

OT-2026-000086848

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, sustained blow-off before 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-2026-000086848) never changes.

Identity and time

Publication numberOT-2026-000086848 · never reused
Internal UUID01a0ae9a-80a4-7d27-8743-789f0413d562 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086848
StatusPUBLIC

Content hashes

Canonical textb1ad16ddbba8b36a4cf23f79656ad4725c90a6dbe1b3ee4b12e459ef60ab7cf5
Markdownb6f71eebd31858ab645af9fd4c9fb402bb5dd761487acef785bb9570ae524961
PDF
Publication page050a9be001d44a58479d05b9a413006f6ac95dfab4c7c3a9d34932a571171360
Manifestda15c84ee39564d63fffa5bdf3cb6783590d6d4a19fabeb1e4b7ead611db580f

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
Signature7/D8janCVx73LAKZHFD7P+Y9jPTBd/5tfXxbYl2lz16s6h+67XJHMP+MfWoWJ+cMYfZKaFOmSTTxBQNO9Y9HDg==
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

2026-09-17T09:51:40.920215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086848
observed 050a9be001d44a58479d05b9a413006f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:40.899441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086848/manifest.json
observed da15c84ee39564d63fffa5bdf3cb6783...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:40.878052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086848/publication.md
observed b6f71eebd31858ab645af9fd4c9fb402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:40.857841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086848/publication.txt
observed b1ad16ddbba8b36a4cf23f79656ad472...
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.