OpenTechnical

OT-2026-000054656

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000054656) never changes.

Identity and time

Publication numberOT-2026-000054656 · never reused
Internal UUID01a0ae86-1284-7912-9c0f-3a2b767536d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054656
StatusPUBLIC

Content hashes

Canonical textd8d591cfe04156a9da00169dc32eef61d1b01b5aa24c70f2136e8a769b28b78a
Markdownfbe4dbaad959f39a5248b3f5b671c502358fbbc0fe2c1928acb8eb03cca142b0
PDF
Publication page61e79788f6a8f73a363186f9ec6ce395a76850a5561b8660aeb0b7d34ec7e823
Manifest43cda2a210e9b5d22aec4006dbe80e9e34b7ee5c62d8a18cbb298d121ca4b209

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
SignaturenBLhxhP6oU5vzcObcxFeQTIpCWsBTMBKhzon5RtMxOKfJNbKJMRFl5fXTpiPJzVpkMV8w54OvyQ6OdBf3V0FBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:43.558701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054656
observed 61e79788f6a8f73a363186f9ec6ce395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:43.539307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054656/manifest.json
observed 43cda2a210e9b5d22aec4006dbe80e9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:43.521717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054656/publication.md
observed fbe4dbaad959f39a5248b3f5b671c502...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:43.503539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054656/publication.txt
observed d8d591cfe04156a9da00169dc32eef61...
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.