OpenTechnical

OT-2026-000014445

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000014445) never changes.

Identity and time

Publication numberOT-2026-000014445 · never reused
Internal UUID01a0ae6d-b27b-7618-b437-339c58f6df85 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014445
StatusPUBLIC

Content hashes

Canonical text722018b910bc9eb48eb799603e1aa82091101763abf2e92a611f52dbda11c27d
Markdownf5929f3ae6fe109b9c97c61598fec8985389d3c12903f204f69f939093475b81
PDF
Publication page931d60d49ba32912fc680f24c9f792509320b4fac92aafb2499c82e0da2a099b
Manifestbab94f29ade2990c8c03f964b44aeab518905902f623342b0b1686e1a1b7d519

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
SignatureVVJpZriOVUILmf9nuUOy27BPPY0885s6gIqXNBPV4EPffkkijAdQYqij5TInZPKO0EUziCIav1FL8Jp4f5+cCQ==
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

2026-09-17T12:10:13.208644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014445
observed 931d60d49ba32912fc680f24c9f79250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:13.180745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014445/manifest.json
observed bab94f29ade2990c8c03f964b44aeab5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:13.158995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014445/publication.md
observed f5929f3ae6fe109b9c97c61598fec898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:13.138511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014445/publication.txt
observed 722018b910bc9eb48eb799603e1aa820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.172209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014445
observed 931d60d49ba32912fc680f24c9f79250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.152014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014445/manifest.json
observed bab94f29ade2990c8c03f964b44aeab5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.131866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014445/publication.md
observed f5929f3ae6fe109b9c97c61598fec898...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:19.111419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014445/publication.txt
observed 722018b910bc9eb48eb799603e1aa820...
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.