OpenTechnical

OT-2026-000007612

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, pulsed blow-off before set-down

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-2026-000007612) never changes.

Identity and time

Publication numberOT-2026-000007612 · never reused
Internal UUID01a0ae62-76bc-729f-9628-288a2c4b0fc1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:23.688458Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007612
StatusPUBLIC

Content hashes

Canonical texte201a8de92fd83f49c00a5087acb3b8b12a30b7f05df05ec7f7d4b5e48a819d0
Markdown973e6c4c76d4339fddbff7cc653db68cecc62a16cb5e756d5d4dff2b83412cdd
PDF
Publication pagebbc344da899172ca166db2732929d2f34b8fc9c1741bb4be2eacd6076b9804a6
Manifest7a6b4db003e9be0c2fa6d6e162a45aa2bddd099272c5ce3c945fa18fa577c96f

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
Signature8w80ACPIA98dejHEeehwbl+eCC7h+T/kNwQqwA+YWfGU2qmcXtxRGpH5cq/bghDCa7P8UvIoIUeDAt/XKLdeBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:13.533802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007612
observed bbc344da899172ca166db2732929d2f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:13.515177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007612/manifest.json
observed 7a6b4db003e9be0c2fa6d6e162a45aa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:13.496041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007612/publication.md
observed 973e6c4c76d4339fddbff7cc653db68c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:13.479103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007612/publication.txt
observed e201a8de92fd83f49c00a5087acb3b8b...
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.