OpenTechnical

OT-2026-000039651

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000039651) never changes.

Identity and time

Publication numberOT-2026-000039651 · never reused
Internal UUID01a0ae78-d8d4-7b7d-99d3-9c68740e68c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039651
StatusPUBLIC

Content hashes

Canonical text6c9cc60994ebb315e93fa256a8d9679e4cadea0d459cd2044c03d8e2349b5666
Markdown932b31f1be8b422d021b05f3704ff00ed68869bf63e2da2f39f1b976311cc5bb
PDF
Publication page2b421482f714fd1e3414e822859dfb0475d113317a6b6e4aed5678a3d31f78d6
Manifestb6dc7d8dfcd3f040f77fb5cfb5ab4f6ce96e2add5514f7fde2e8cd5e1bfc2fb0

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
SignatureWERTpLbr1rEAmZeMkNJTMDQpb8Ckmi64EreKYHsTyOl4VBiIvID4vZBKQBB17Hplp3CTAg+QoGyieyuwPdHoDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:19:49.670026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039651
observed 2b421482f714fd1e3414e822859dfb04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:49.649742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039651/manifest.json
observed b6dc7d8dfcd3f040f77fb5cfb5ab4f6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:49.630542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039651/publication.md
observed 932b31f1be8b422d021b05f3704ff00e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:49.612726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039651/publication.txt
observed 6c9cc60994ebb315e93fa256a8d9679e...
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.