OpenTechnical

OT-2026-000025479

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two 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-2026-000025479) never changes.

Identity and time

Publication numberOT-2026-000025479 · never reused
Internal UUID01a0ae71-5fa8-7024-bcb9-f38b6c55164f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025479
StatusPUBLIC

Content hashes

Canonical textece40e477bb6a1cdf8392deccf1bc81113e3c9b04eef81fdc12d3ed4c2e4bce2
Markdownd0566ea1f6ce7280eb1b1b961bc1ee4551eb55b7cab896017dce87928e440784
PDF
Publication pagec54c18adf25d7eadb35c0b896cc7021f98474af484ea1027d7c99a927c394eb4
Manifest4e46f981658df2db4a94b13ab7b629da32999ee8a3dba45cdf1aba93ff8bb432

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
Signaturew9lVmjpQwUfQSWVAoTOSQCu4yKfX/MsomR9sJUnvSMge0VLehbMkMlGCjT0uRoyHaUbx4zw8+TSivMtHg6sMBQ==
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

2026-09-17T11:47:34.188306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025479
observed c54c18adf25d7eadb35c0b896cc7021f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:34.169389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025479/manifest.json
observed 4e46f981658df2db4a94b13ab7b629da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:34.151697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025479/publication.md
observed d0566ea1f6ce7280eb1b1b961bc1ee45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:34.133596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025479/publication.txt
observed ece40e477bb6a1cdf8392deccf1bc811...
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.