OpenTechnical

OT-2026-000027126

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, sustained 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-2026-000027126) never changes.

Identity and time

Publication numberOT-2026-000027126 · never reused
Internal UUID01a0ae72-3454-7385-a536-72212771323d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027126
StatusPUBLIC

Content hashes

Canonical textfcce3a4027763934f673ccf7c8c0cf689a9443302c1e58f3a4227e5902a36be0
Markdownef8b1d373f8f14c60dc6860b8c114c8bf4f1947f943bab2c2cbc1724e788106a
PDF
Publication page5e54fce71b040fe8c65922b2839d89daa70afcc635ab7a455f0b83aca9bd4c53
Manifestee7093ac5ba969f14c9ab8c017fa0989541ff9dd005afe05f6852a4d2fea5b21

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
SignaturewHUiyDowhcfuwKj3PECzY206V0NbJPABUpUg70QqYM99TRYRmWEwDMAHMfLDgokPgrAybYd2dK3k5OPKBFIIDA==
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

2026-09-17T11:43:54.042546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027126
observed 5e54fce71b040fe8c65922b2839d89da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:54.024674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027126/manifest.json
observed ee7093ac5ba969f14c9ab8c017fa0989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:54.007098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027126/publication.md
observed ef8b1d373f8f14c60dc6860b8c114c8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.989583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027126/publication.txt
observed fcce3a4027763934f673ccf7c8c0cf68...
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.