OpenTechnical

OT-2026-000058002

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented before set-down

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-2026-000058002) never changes.

Identity and time

Publication numberOT-2026-000058002 · never reused
Internal UUID01a0ae88-6ed9-7c51-8534-a855fa8e351c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058002
StatusPUBLIC

Content hashes

Canonical text92126495c756adaaba6bb264f5bb44e93da00c6c140ee9ceee39e886b2a127a5
Markdownee6c0826e5c70adbe55aee70fae9086c0a065fd8205fab619bf7919f1964856c
PDF
Publication page24a72db020c35b1ff2dc3193e508e7af91b1f8d1accfb22f553a9f5a6fe7a02d
Manifest23ad7992333d4afdaa4df26bac4cc9f68d5b1f5d3ca98cea40d6708b2416a8cb

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
SignatureB1hvyyMbd0RcursQuwy1LaEzZVRWoews5fQ3tdP+iDlU9JoR8w/LbGu0fWKWRsl9LNtx2kmnilIL0/RQ4xcQDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:38.077272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058002
observed 24a72db020c35b1ff2dc3193e508e7af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:38.060952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058002/manifest.json
observed 23ad7992333d4afdaa4df26bac4cc9f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:38.042191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058002/publication.md
observed ee6c0826e5c70adbe55aee70fae9086c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:38.024437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058002/publication.txt
observed 92126495c756adaaba6bb264f5bb44e9...
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.