OpenTechnical

OT-2026-000093152

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000093152) never changes.

Identity and time

Publication numberOT-2026-000093152 · never reused
Internal UUID01a0ae9e-0910-7c07-801f-5c794fb30ba0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093152
StatusPUBLIC

Content hashes

Canonical text761b72cfdf7d8d11d205135d613607e2a699b63b34b4b1c1583b791ee3c8dc63
Markdown0d4393fadee759d969f6792fb31bab91164556350bd1cf87001b6e2a8f044f04
PDF
Publication page201b9b7509a0085a664620b041f558a9c125235274c30b07ec2b3f50fe979edd
Manifestce827d74a4f5845f9cb58cdb9132b0b282c6321e0d248ee9838c9dff52c1f978

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
SignaturecPv8qaFzHIThRz1DiFQGoD9c0gp8osuaaagcR+qymhh26PNfF9FK24MKV+Tal00wSoveX8AL0nyxg709O5pvBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:26.909668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093152
observed 201b9b7509a0085a664620b041f558a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.886717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093152/manifest.json
observed ce827d74a4f5845f9cb58cdb9132b0b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.868901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093152/publication.md
observed 0d4393fadee759d969f6792fb31bab91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.850452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093152/publication.txt
observed 761b72cfdf7d8d11d205135d613607e2...
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.