OpenTechnical

OT-2026-000061965

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000061965) never changes.

Identity and time

Publication numberOT-2026-000061965 · never reused
Internal UUID01a0ae8b-b8ad-70e2-bea3-4e16356b63dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061965
StatusPUBLIC

Content hashes

Canonical text9079692d7bc7fd213a8a5bd148a88c15bfe49727a6b6c9656dc63d373a304383
Markdown1d20736724254dbd27ec0556031e6f85f1b69b0c887de1fe274948ccec51a294
PDF
Publication page328c3c91d3ce87da871f045e53d290881f1888610d36bde0472956873bdffc01
Manifest8fc1d0b6e488af508fa26052b1de46e7dda01facb499edfd98cc0d4cebf97df2

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
SignatureI2OTs/5iDVCk0FkZI4Tvq6zbBGQLLkk+Y5j9mgkMIm5I/mtvR5bnpssZnqbiX80ZxQxVsCERIwNQby/JfiPWBA==
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

2026-09-17T10:40:52.696682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061965
observed 328c3c91d3ce87da871f045e53d29088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:52.670913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061965/manifest.json
observed 8fc1d0b6e488af508fa26052b1de46e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:52.644063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061965/publication.md
observed 1d20736724254dbd27ec0556031e6f85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:52.616100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061965/publication.txt
observed 9079692d7bc7fd213a8a5bd148a88c15...
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.