OpenTechnical

OT-2026-000071410

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented 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-2026-000071410) never changes.

Identity and time

Publication numberOT-2026-000071410 · never reused
Internal UUID01a0ae91-e0ed-7db3-9e10-55b29a4a084c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071410
StatusPUBLIC

Content hashes

Canonical texte01bfe9123dbb7d0aa8357854235b1b4ed006752fc600f58b85dabe38459b1ca
Markdown39ce2473b4d48b9a05133dc081ae181c41940e167ffc75858add09f9d39be33f
PDF
Publication pagea0fa422ca6129866ef63cca4a3c7e3079c0073093fb0272d44aa76639fd69b3d
Manifest0b9ce296ed7cac64a34199838d889bd54dea935319867a782086d8de470ff98e

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
Signature7GXuf2YT3YRoA+Gfe4YHbHMWaJdhLDuvl7m87RR2mVzlIxGMFr+bM6a6KzaQ3PJFbxqn3JROJ6t5BRiSFA4uBg==
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

2026-09-17T10:25:02.369651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071410
observed a0fa422ca6129866ef63cca4a3c7e307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:02.353739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071410/manifest.json
observed 0b9ce296ed7cac64a34199838d889bd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:02.336633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071410/publication.md
observed 39ce2473b4d48b9a05133dc081ae181c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:02.319085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071410/publication.txt
observed e01bfe9123dbb7d0aa8357854235b1b4...
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.