OpenTechnical

OT-2026-000048672

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold 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-2026-000048672) never changes.

Identity and time

Publication numberOT-2026-000048672 · never reused
Internal UUID01a0ae80-c32b-7ca9-a95d-186398b619cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048672
StatusPUBLIC

Content hashes

Canonical text01dd1a8827227677ad5d2456e9b316a9822fe612eefbde7278267f13c86ee000
Markdown34f60b0ba9da27ed4c6579f29948aa650f806d942c382c3ab65a924d40ba32b6
PDF
Publication pagea448ddadb27f31acecc3e383e6cb01ef9eff8f09cf4d58090695589aeb15f304
Manifest53fc6fdba376712f48c0b91af22673804168efcb314b21f606a51b9aeb39c32a

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
Signaturext6eJM8P0vQdaF1776rxxrrX1SCLnDLO8+KyKYCH4TWQ3wb8nUAyaaPNL6q5pmA6pI2n8U3Qehlv5wR14C8rDA==
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

2026-09-17T11:04:17.710674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048672
observed a448ddadb27f31acecc3e383e6cb01ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:17.689296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048672/manifest.json
observed 53fc6fdba376712f48c0b91af2267380...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:17.667771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048672/publication.md
observed 34f60b0ba9da27ed4c6579f29948aa65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:17.647983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048672/publication.txt
observed 01dd1a8827227677ad5d2456e9b316a9...
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.