OpenTechnical

OT-2026-000030111

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000030111) never changes.

Identity and time

Publication numberOT-2026-000030111 · never reused
Internal UUID01a0ae73-e4ff-7f63-9134-7ec0acd24841 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030111
StatusPUBLIC

Content hashes

Canonical text4f9a485d191cf434b05b504a699a9bb9868d1209d14c308599e8a961a054438c
Markdowndc80c444cfc11483a897cdccabcc19b3a6ce4b40e8af7fdded12b1dcac4c7a33
PDF
Publication page8ece62f06953a14edcb9b2ea80924d3cc4b885dc4780cdebe58b07d21e8a37e4
Manifest5f3f61fd80310b32b907c4f1553eab2f8230099bb52eaa646fdac6cbf5a16f51

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
SignatureLmrdptF07ejBkTPBVbQBxo6QU5ww1yj3Ll7wiKi2zlC/5g/6YS1a8xxqtoIqK2yu2qQQBSTGxfgER/zgAY2AAw==
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

2026-09-17T11:40:20.572528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030111
observed 8ece62f06953a14edcb9b2ea80924d3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:20.552194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030111/manifest.json
observed 5f3f61fd80310b32b907c4f1553eab2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:20.535627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030111/publication.md
observed dc80c444cfc11483a897cdccabcc19b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:20.518807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030111/publication.txt
observed 4f9a485d191cf434b05b504a699a9bb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:42.560220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030111
observed 8ece62f06953a14edcb9b2ea80924d3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:42.542896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030111/manifest.json
observed 5f3f61fd80310b32b907c4f1553eab2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:42.523711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030111/publication.md
observed dc80c444cfc11483a897cdccabcc19b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:42.505900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030111/publication.txt
observed 4f9a485d191cf434b05b504a699a9bb9...
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.