OpenTechnical

OT-2026-000053156

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000053156) never changes.

Identity and time

Publication numberOT-2026-000053156 · never reused
Internal UUID01a0ae84-a432-7c59-a7a9-bbc4549a25e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053156
StatusPUBLIC

Content hashes

Canonical text4ae5bb5bc38f42de980491ace324870ffdb7bfe9f817c19c8c2fd95e7b268611
Markdown5bbed35dbbfdbba74abf4d01ab07da5c2d01c19a998452a7cdc8ee5c96a6a47c
PDF
Publication page3862dcaa9dce7b8d9859eca7840842f931e75c791e1df4ecc055fe287a5911fe
Manifest0101b1c134f9e739f0dc9c6026103b048206f008e8e4dc3623695801faf2d380

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
Signature90k5OlwYOnztjaCXsDXIYD2PXLzRTBLGyHMrcjOmnwsvrJu1lgSfHqIjSmDVQHJkjS8R3auvOHWDIyQUnRDoAQ==
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

2026-09-17T10:56:58.579520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053156
observed 3862dcaa9dce7b8d9859eca7840842f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:58.562152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053156/manifest.json
observed 0101b1c134f9e739f0dc9c6026103b04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:58.545149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053156/publication.md
observed 5bbed35dbbfdbba74abf4d01ab07da5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:58.526423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053156/publication.txt
observed 4ae5bb5bc38f42de980491ace324870f...
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.