OpenTechnical

OT-2026-000051713

Publication integrity record

Six cup vacuum gripper, six outlet manifold, 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-2026-000051713) never changes.

Identity and time

Publication numberOT-2026-000051713 · never reused
Internal UUID01a0ae83-7c83-7d02-86fc-1022d889dbb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051713
StatusPUBLIC

Content hashes

Canonical text91ab7bf1efcd924d4bebcf82e1e99de29a83b3260a483d264be15019b485ecef
Markdownb8b3ad8bfab3333f47eda44fee402e8c9cc550af6b590d145e1cb5a4fc7a13b2
PDF
Publication pageb53276a4d85f8259d9a0f439ec16efe896966654c1d5aca0bd2cfe9267a940f4
Manifest1223a34889246b317831fc5dd3ee2f78203648d846f44b8f1da421f1a642e8fb

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
SignatureGgeOaKX/yEExrACbVqZF0bYDAjdGeS70oCPsyNqR3uQLHHc4n3RdMqhJ3TSBtPsBReQqraqjqk/v+sLUSTkMDQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:35.835732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051713
observed b53276a4d85f8259d9a0f439ec16efe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:35.814447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051713/manifest.json
observed 1223a34889246b317831fc5dd3ee2f78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:35.793681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051713/publication.md
observed b8b3ad8bfab3333f47eda44fee402e8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:35.772490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051713/publication.txt
observed 91ab7bf1efcd924d4bebcf82e1e99de2...
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.