OpenTechnical

OT-2026-000037987

Publication integrity record

Foam pad vacuum gripper, two zone face, three 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-2026-000037987) never changes.

Identity and time

Publication numberOT-2026-000037987 · never reused
Internal UUID01a0ae77-f88a-7a38-b49b-6b4fae0d399d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037987
StatusPUBLIC

Content hashes

Canonical text3e550e61c74a2f3286a5245ec64d04bdd50d619c5903d5fa3548dbc03a0b8559
Markdown468288ad89a284224b41936b6c65d6d74683fa327c2a1a676430354638a3a9ae
PDF
Publication page45cf91e8d4b6dbe067fbc9aacfcfd0c304fc07840977593cdb75ae0e1c3a6ff9
Manifest362c88b692df2bcf60320c282a19cbd7d09e44b0e636ee71f59b9624f1531f50

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
SignatureblfV7xyx9KGevKCTTJRXzei9ZFlBS4NeA27YVMpPgh7Ts+BmF7AnXP0FxfsrG2eo+WKNO3XKznmY+roc8UK8BQ==
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

2026-09-17T11:23:16.983426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037987
observed 45cf91e8d4b6dbe067fbc9aacfcfd0c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:16.966920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037987/manifest.json
observed 362c88b692df2bcf60320c282a19cbd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:16.948890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037987/publication.md
observed 468288ad89a284224b41936b6c65d6d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:16.929896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037987/publication.txt
observed 3e550e61c74a2f3286a5245ec64d04bd...
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.